Who among the following is credited for the discovery of ''Expanding Universe"?
A
Edwin Hubble
B
Niels Bohr
C
S Chandra Shekhar
D
C.V Raman
Correct Answer: Edwin Hubble
In 1929, Edwin Hubble, an astronomer at Caltech, made a critical discovery that soon led to scientific answers for these questions: he discovered that the universe is expanding.